[Webkit-unassigned] [Bug 236054] Add support for parsing 'subgrid' in grid-template-columns/row
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Mon Feb 7 18:55:13 PST 2022
https://bugs.webkit.org/show_bug.cgi?id=236054
--- Comment #17 from Matt Woodrow <mattwoodrow at apple.com> ---
(In reply to Oriol Brufau from comment #15)
> > Source/WebCore/css/CSSComputedStyleDeclaration.cpp:1060
> > + if (!repeatCollector.namedGridLineCount()) {
>
> I still think this condition is a bit loose.
>
> document.body.style.gridTemplateRows = "subgrid repeat(auto-fill, [])";
> getComputedStyle(document.body).gridTemplateRows;
> // Firefox: "subgrid repeat(auto-fill, [])"
> // WebKit: "subgrid"
Good catch, the test I added only checked serialised style, not computed.
I've added a few new tests (all variations of [] were broken).
> > Source/WebCore/rendering/style/StyleGridData.h:107
> > + bool subgridColumns;
>
> May be done in another patch, but I guess that GridTemplateTracksWrapper in
> CSSPropertyAnimation.cpp should check these.
Indeed, I haven't tried to handle animation in this patch.
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